Suggestions for new design Aluminum Mopar SB clean slate (kind of) cylinder heads

it's not 3d printing, but damn impressive. Do what this guy does, lost foam casting. Check out his more current efforts for some really impressive stuff.

Lost foam casting.... WOW....

I don't want to get the thread too far off track, but that guy sets the bar so high. We should all strive to reach that level of work.